How to hide contact business button

Hi,
Using Directory Theme 10.8.7

want to hide contact business button at the top right side one.

Can some one point me to the file / code to hide

as the full section / module contains two coloumns one with md8 and button with md4

need to remove this md4 and make md8 to md12.

attached screenshot for reference.
Thanks,
Kiran